/* ------------------------------------------------------------
   디자인 토큰
   팔레트 근거: 실리콘 웨이퍼의 차가운 회색 바탕 + 칩 배선(interconnect)에
   쓰이는 구리색 강조. 연구실 정체성(반도체)을 색으로 드러냅니다.
   ------------------------------------------------------------ */
:root{
  /* Modernized Heritage + Academic Clarity */
  --bg:        #ffffff;   /* 바탕 */
  --bg-soft:   #f0f0f0;   /* 콘텐츠 영역 */
  --bg-deep:   #3a6389;   /* 헤더/연락처 바 (짙은 청색) */
  --ink:       #222222;   /* 본문 글자 */
  --ink-soft:  #5f6b78;   /* 보조 글자 */
  --line:      #d5e1ec;   /* 구분선 */
  --line-mid:  #7da9cd;   /* 소제목 밑줄, 강조선 */
  --copper:    #3a6389;   /* (변수명은 그대로 두고) 강조색 = 짙은 청색 */
  --copper-lt: #5b88b2;   /* 강조색 연한 버전 = 강청색 */
  --trace:     #a9c6df;   /* 다이 위의 옅은 배선 */
 
  --font-sans: "Noto Sans KR", "Pretendard", -apple-system, sans-serif;
  --font-utility: "IBM Plex Sans KR", "Noto Sans KR", sans-serif;
 
  --max: 1120px;
  --gutter: clamp(20px, 4vw, 48px);
  --section-gap: clamp(72px, 10vw, 128px);
}
 
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto}
 
body{
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:3px solid var(--copper);outline-offset:3px}
img{max-width:100%;display:block}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
section{padding:var(--section-gap) 0}
h1,h2,h3{font-weight:600;line-height:1.2;letter-spacing:-0.01em}
h2{font-size:clamp(28px,3.6vw,40px);margin-bottom:14px;color:var(--copper)}
h2::after{content:"";display:block;width:40px;height:3px;background:var(--line-mid);margin-top:14px}
.lead{color:var(--ink-soft);font-size:18px;max-width:none;margin-bottom:48px}
 
/* ------------------------------------------------------------
   상단 메뉴 + 하위 메뉴 + 언어 전환
   ------------------------------------------------------------ */
.nav{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}

.nav .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:72px;
}

.brand{
  display:flex;
  flex:none;
  align-items:center;
  min-width:0;
  margin-right:28px;
}

.brand-logo{
  width:min(198px,48vw);
  height:auto;
}

.nav-controls{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  min-width:0;
}

.site-nav{
  align-self:stretch;
}

.menu{
  display:flex;
  align-items:stretch;
  height:100%;
  list-style:none;
}

.menu-item{
  position:relative;
  display:flex;
  align-items:stretch;
}

.menu-link{
  display:flex;
  align-items:center;
  gap:7px;
  padding:0 14px;
  border:0;
  border-bottom:2px solid transparent;
  background:none;
  color:var(--ink-soft);
  font:inherit;
  font-size:14px;
  white-space:nowrap;
  cursor:pointer;
}

.menu-link:hover,
.menu-link:focus-visible,
.menu-link[aria-current="true"],
.menu-item.open > .menu-link{
  color:var(--copper);
  border-bottom-color:var(--copper);
}

.chevron{
  width:7px;
  height:7px;
  margin-top:-4px;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg);
  transition:transform .2s ease;
}

.menu-item.open > .menu-link .chevron,
.menu-item:hover > .menu-link .chevron,
.menu-item:focus-within > .menu-link .chevron{
  margin-top:4px;
  transform:rotate(225deg);
}

.submenu{
  position:absolute;
  top:calc(100% - 1px);
  left:0;
  z-index:60;
  min-width:210px;
  padding:9px;
  list-style:none;
  background:#fff;
  border:1px solid var(--line);
  border-radius:0 0 8px 8px;
  box-shadow:0 16px 36px rgba(29,53,75,.13);
  opacity:0;
  visibility:hidden;
  transform:translateY(-7px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s;
}

.submenu-right{
  right:0;
  left:auto;
}

.menu-item:hover > .submenu,
.menu-item:focus-within > .submenu,
.menu-item.open > .submenu{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}

/* 토글을 다시 눌러 접은 상태 — 포인터가 아직 위에 있어도 닫힌 채로 둡니다. */
.menu-item.is-collapsed > .submenu{
  opacity:0;
  visibility:hidden;
  transform:translateY(-7px);
}

.submenu a{
  display:block;
  padding:10px 12px;
  border-radius:5px;
  color:var(--ink-soft);
  font-size:14px;
  white-space:nowrap;
}

.submenu a:hover,
.submenu a:focus-visible,
.submenu a[aria-current="true"]{
  background:#eef3f8;
  color:var(--copper);
}

.submenu a.is-placeholder{
  cursor:default;
}

.language-switcher{
  display:flex;
  align-items:center;
  flex:none;
  gap:6px;
  margin-left:17px;
  color:#a2abb4;
  font-family:var(--font-utility);
  font-size:12px;
}

.language-option{
  padding:6px 2px;
  border:0;
  background:none;
  color:#929ca6;
  font:inherit;
  font-weight:500;
  cursor:pointer;
}

.language-option:hover,
.language-option.active{
  color:var(--copper);
}

.language-switcher,
.publication-total,
.publication-count,
.publication-number,
.patent-id,
.highlight-item-date,
.area-index,
.about-focus-index,
.join-research-number{
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
}

.nav-toggle{
  display:none;
  flex:none;
  padding:8px 13px;
  border:1px solid var(--line);
  border-radius:6px;
  background:#fff;
  font:inherit;
  font-size:14px;
  cursor:pointer;
  white-space:nowrap;
}

@media (max-width:1060px){
  .nav .wrap{
    min-height:64px;
  }

  .brand{
    margin-right:12px;
    font-size:14px;
  }

  .nav-controls{
    gap:10px;
  }

  .nav-toggle{
    display:block;
  }

  .site-nav{
    position:absolute;
    top:64px;
    right:0;
    left:0;
    display:none;
    max-height:calc(100vh - 64px);
    overflow-y:auto;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(29,53,75,.10);
  }

  .site-nav.open{
    display:block;
  }

  .menu{
    display:block;
    height:auto;
    padding:10px var(--gutter) 18px;
  }

  .menu-item{
    display:block;
    border-bottom:1px solid var(--line);
  }

  .menu-link{
    justify-content:space-between;
    width:100%;
    min-height:48px;
    padding:0;
    border-bottom:0;
    font-size:15px;
    text-align:left;
  }

  .menu-link:hover,
  .menu-link:focus-visible,
  .menu-link[aria-current="true"],
  .menu-item.open > .menu-link{
    border-bottom-color:transparent;
  }

  .menu-item:hover > .submenu,
  .menu-item:focus-within > .submenu{
    opacity:0;
    visibility:hidden;
  }

  .menu-item.open > .submenu{
    display:block;
    opacity:1;
    visibility:visible;
    transform:none;
  }

  .submenu,
  .submenu-right{
    position:static;
    display:none;
    min-width:0;
    padding:0 0 10px 14px;
    border:0;
    border-radius:0;
    box-shadow:none;
    opacity:1;
    visibility:visible;
    transform:none;
    transition:none;
  }

  .submenu a{
    padding:9px 12px;
  }

  .language-switcher{
    margin-left:0;
  }
}

@media (max-width:520px){
  .brand{
    max-width:52vw;
  }

  .nav-controls{
    gap:7px;
  }

  .language-switcher{
    gap:4px;
    font-size:11px;
  }

  .nav-toggle{
    padding:7px 10px;
  }
}

/* ------------------------------------------------------------
   히어로: 왼쪽 연구실명, 오른쪽 연구업적 기반 워드클라우드
   ------------------------------------------------------------ */
.hero{
  background:var(--bg-soft);color:var(--ink);
  padding:clamp(72px,9vw,120px) 0;
  position:relative;overflow:hidden;
}
.hero .wrap{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  gap:clamp(32px,6vw,80px);
  align-items:center;
}
.hero-copy{position:relative;z-index:2;min-width:0}
.hero h1{
  margin-bottom:30px;
  color:var(--copper);
  font-size:clamp(32px,4vw,50px);
  font-weight:700;
  line-height:1.16;
  word-break:keep-all;
  white-space:nowrap;
}
.hero h1 span{display:block}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-wordcloud{
  position:relative;
  z-index:1;
  width:100%;
  aspect-ratio:660/392;
  overflow:hidden;
  contain:layout paint;
  min-width:0;
  isolation:isolate;
}
.hero-wordcloud::before{
  content:"";
  position:absolute;
  inset:5%;
  z-index:-1;
  background:radial-gradient(ellipse,rgba(125,169,205,.14),transparent 68%);
  pointer-events:none;
}
.hero-cloud-svg{
  display:block;
  width:100%;
  height:100%;
  overflow:hidden;
}
.hero-cloud-term text{
  font-family:var(--font-sans);
  font-weight:600;
  line-height:1;
  letter-spacing:-.025em;
  text-shadow:0 1px 0 rgba(255,255,255,.72);
  transform-box:fill-box;
  transform-origin:center;
  transition:fill .16s ease,transform .16s ease,filter .16s ease;
  cursor:default;
}
.hero-cloud-term{
  will-change:transform;
  transition:transform .16s cubic-bezier(.2,.7,.25,1);
}
.hero-cloud-term:hover text{
  fill:#214f78;
  filter:drop-shadow(0 2px 4px rgba(58,99,137,.22));
  transform:scale(1.08);
}
.hero-cloud-core:hover text{
  transform:scale(1.035);
}
.hero-cloud-term.cloud-tone-1 text{fill:#315f86}
.hero-cloud-term.cloud-tone-2 text{fill:#557fa4}
.hero-cloud-term.cloud-tone-3 text{fill:#7b8f9e}
.btn{
  display:inline-block;padding:12px 22px;border-radius:6px;font-weight:500;font-size:15px;
  border:1px solid transparent;transition:background .15s,color .15s,border-color .15s
}
.btn-primary{background:var(--copper);color:#fff}
.btn-primary:hover{background:#2d4f6e}
.btn-ghost{border-color:var(--copper);color:var(--copper);background:#fff}
.btn-ghost:hover{background:#eef3f8}
@media (max-width:820px){
  .hero .wrap{grid-template-columns:1fr}
  .hero h1{white-space:normal}
  .hero-wordcloud{width:100%;max-width:680px;margin:8px auto 0}
}
@media (prefers-reduced-motion:reduce){
  .hero-cloud-term text{transition:none}
  .hero-cloud-term:hover text{transform:none}
}
 
/* ------------------------------------------------------------
   연구 분야
   ------------------------------------------------------------ */
.areas{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff}
@media (max-width:980px){.areas{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.areas{grid-template-columns:1fr}}
.area{
  padding:32px 26px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  position:relative;display:flex;flex-direction:column;scroll-margin-top:96px;transition:background .2s
}
.area::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:var(--line);transition:background .2s}
.area.on,.area:hover,.area:target{background:#f5f8fb}
.area.on::before,.area:hover::before,.area:target::before{background:var(--copper)}
.area:nth-child(2n){border-right:0}
.area h3{font-size:19px;margin-bottom:12px}
.area .q{color:var(--copper-lt);font-weight:500;margin-bottom:10px;font-size:15px}
.area p{color:var(--ink-soft);font-size:15.5px}
.research-details{
  display:grid;
  gap:12px;
  padding-left:18px;
  color:var(--ink-soft);
  font-size:14px;
  line-height:1.65;
}
.research-details strong{color:var(--ink);font-weight:500}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:24px}
.tags span{font-size:12.5px;color:var(--copper);background:#eef3f8;border:1px solid var(--line);border-radius:3px;padding:3px 8px}
 
/* ------------------------------------------------------------
   숫자 요약 (연구실 이력이 20년이 넘으니 이 숫자가 곧 신뢰의 근거)
   ------------------------------------------------------------ */
.stats{background:var(--bg-soft);padding:48px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media (max-width:720px){.stats .wrap{grid-template-columns:repeat(2,1fr)}}
.stat b{display:block;font-size:40px;font-weight:600;line-height:1.1;color:var(--ink)}
.stat b::after{content:"";display:block;width:28px;height:3px;background:var(--line-mid);margin:10px 0 8px}
.stat span{font-size:14px;color:var(--ink-soft)}
 
/* ------------------------------------------------------------
   연구 과제
   ------------------------------------------------------------ */
.band{background:var(--bg-soft)}
.timeline{--timeline-axis-x:7px;position:relative}
.tl{position:relative;padding:0 0 30px 36px}
.tl::before{content:"";position:absolute;z-index:1;left:var(--timeline-axis-x);top:7px;width:12px;height:12px;border:2px solid var(--copper-lt);border-radius:50%;background:#fff;transform:translateX(-50%)}
.tl:not(:last-child)::after{content:"";position:absolute;left:var(--timeline-axis-x);top:19px;bottom:-7px;width:2px;background:var(--line-mid);transform:translateX(-50%)}
.tl .yr{display:block;font-family:"IBM Plex Sans KR",var(--font-sans);font-size:13px;color:var(--ink-soft);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;margin-bottom:4px}
.tl h3{font-size:17px;font-weight:500}
.tl .src{font-size:14px;color:var(--ink-soft)}
.tl .project-id{display:block;margin-bottom:5px}
.more{margin-top:12px;display:inline-block;font-weight:500;color:var(--copper);border-bottom:1px solid var(--line-mid)}
.area .more{align-self:flex-start}
.scholar-link-wrap{
  margin-top:22px;
  text-align:center;
}
.scholar-link{margin-top:0}
 
/* ------------------------------------------------------------
   국제 논문 — JSON 기반 연도별 접이식 목록
   ------------------------------------------------------------ */
.publication-heading{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  margin-bottom:16px;
}

.publication-heading h3{
  color:var(--ink);
  font-size:22px;
}

.publication-total,
.publication-count{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  padding:4px 11px;
  border-radius:999px;
  background:#e4edf5;
  color:var(--copper);
  font-family:var(--font-utility);
  font-size:12px;
  white-space:nowrap;
}

.publication-years{
  border-top:1px solid var(--line);
}

.publication-year{
  border-bottom:1px solid var(--line);
}

.publication-year > summary{
  display:flex;
  min-height:72px;
  align-items:center;
  gap:12px;
  padding:16px 4px;
  color:var(--copper);
  cursor:pointer;
  list-style:none;
}

.publication-year > summary::-webkit-details-marker{
  display:none;
}

.publication-year > summary:hover .publication-year-label,
.publication-year > summary:focus-visible .publication-year-label{
  color:#234866;
}

.publication-year-label{
  font-size:18px;
  font-weight:600;
}

.publication-chevron{
  width:9px;
  height:9px;
  margin-left:auto;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translate(-2px,-2px);
  transition:transform .18s ease;
}

.publication-year[open] .publication-chevron{
  transform:rotate(225deg) translate(-2px,-2px);
}

.publication-list{
  list-style:none;
  padding:0 4px 8px;
}

.publication-item{
  display:grid;
  grid-template-columns:58px minmax(0,1fr);
  gap:18px;
  padding:24px 0;
  border-top:1px solid rgba(213,225,236,.72);
}

.publication-number{
  padding-top:2px;
  color:var(--ink-soft);
  font-family:var(--font-utility);
  font-size:13px;
  text-align:right;
}

.publication-title{
  margin-bottom:8px;
  color:var(--ink);
  font-size:17px;
  font-weight:600;
  line-height:1.45;
}

.publication-title a{
  text-decoration-color:transparent;
  text-underline-offset:4px;
  transition:color .15s ease,text-decoration-color .15s ease;
}

.publication-title a:hover,
.publication-title a:focus-visible{
  color:var(--copper);
  text-decoration:underline;
  text-decoration-color:var(--line-mid);
}

.publication-authors{
  margin-bottom:6px;
  color:var(--ink);
  font-size:14.5px;
}

.publication-authors strong{
  font-weight:700;
}

.publication-meta{
  display:flex;
  align-items:baseline;
  flex-wrap:wrap;
  gap:4px 8px;
  color:var(--ink-soft);
  font-size:14px;
}

.publication-journal{
  color:var(--copper);
  font-weight:500;
}

.publication-status{
  font-style:italic;
}

.publication-link{
  color:var(--copper);
  font-size:13px;
  font-weight:500;
  border-bottom:1px solid var(--line-mid);
}

.publication-loading,
.publication-error,
.publication-empty{
  padding:24px 4px;
  color:var(--ink-soft);
  font-size:14px;
}

.publication-error{
  color:#8a3434;
}

.main-publication-archive{
  margin:34px 0 28px;
}

.archive-count-row{
  display:flex;
  justify-content:flex-end;
  margin:24px 0 12px;
}

.patent-years{
  border-top:1px solid var(--line);
}

.patent-list{
  padding:0 4px 8px;
  list-style:none;
}

.patent-item{
  display:grid;
  grid-template-columns:44px minmax(0,1fr);
  gap:16px;
  padding:24px 0;
  border-top:1px solid rgba(213,225,236,.72);
}

.patent-id{
  padding-top:3px;
  color:var(--copper);
  font-family:var(--font-utility);
  font-size:13px;
  font-weight:500;
  text-align:left;
}

.patent-title{
  margin-bottom:13px;
  color:var(--ink);
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  word-break:keep-all;
}

.patent-fields{
  display:grid;
  gap:6px;
}

.patent-field{
  display:grid;
  grid-template-columns:110px minmax(0,1fr);
  gap:14px;
}

.patent-field dt{
  color:var(--ink-soft);
  font-size:13px;
  font-weight:500;
}

.patent-field dd{
  min-width:0;
  color:var(--ink);
  font-size:14px;
  overflow-wrap:anywhere;
}

.research-output-record-list{
  border-top:1px solid var(--line);
}

.research-output-list{
  padding:0;
  border-top:1px solid var(--line);
  list-style:none;
}

.research-output-list-item{
  display:flex;
  flex-wrap:wrap;
  gap:4px 10px;
  padding:20px 4px;
  border-bottom:1px solid var(--line);
  color:var(--ink-soft);
  font-size:14px;
  line-height:1.75;
}

.research-output-list-title{
  color:var(--ink);
  font-weight:600;
  word-break:keep-all;
}

.research-output-list-chapter{
  color:var(--ink);
  font-weight:500;
}

.research-output-separator{
  color:var(--line-mid);
}

@media (max-width:600px){
  .publication-heading{
    align-items:flex-start;
  }

  .publication-year > summary{
    min-height:64px;
  }

  .publication-item{
    grid-template-columns:38px minmax(0,1fr);
    gap:12px;
    padding:20px 0;
  }

  .publication-number{
    font-size:12px;
  }

  .publication-title{
    font-size:15.5px;
  }

  .publication-authors,
  .publication-meta{
    font-size:13px;
  }

  .patent-item{
    grid-template-columns:1fr;
    gap:8px;
    padding:20px 0;
  }

  .patent-id{
    padding-top:0;
  }

  .patent-title{
    font-size:15.5px;
  }

  .patent-field{
    grid-template-columns:92px minmax(0,1fr);
    gap:10px;
  }

  .archive-count-row{
    margin-top:18px;
  }

  .research-output-list-item{
    display:block;
    padding:17px 2px;
    font-size:13px;
  }

  .research-output-segment{
    display:inline;
  }

  .research-output-separator{
    margin:0 6px;
  }
}

@media (max-width:420px){
  .patent-field{
    grid-template-columns:1fr;
    gap:1px;
  }
}
 
/* ------------------------------------------------------------
   구성원 — JSON 기반 카드와 상세 프로필
   ------------------------------------------------------------ */
.people{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:36px 40px;
}
 
/* ------------------------------------------------------------
   주요 안내 — 히어로 아래 요약 보드
   ------------------------------------------------------------ */
.news-highlights{padding:clamp(48px,6vw,72px) 0 clamp(40px,5vw,60px)}
.news-highlights .wrap{
  display:grid;
  grid-template-columns:minmax(0,3fr) minmax(0,3fr) minmax(0,2fr);
  gap:clamp(24px,2.8vw,40px);
  align-items:start;
}
.highlight-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding-bottom:12px;
  border-bottom:2px solid var(--copper);
}
.highlight-head h2{font-size:19px;font-weight:600;color:var(--copper);margin:0}
.highlight-more{
  flex:none;
  font-size:13px;
  color:var(--ink-soft);
  text-decoration:none;
  border-bottom:1px solid transparent;
}
.highlight-more::after{content:" \2192"}
.highlight-more:hover{color:var(--copper);border-bottom-color:var(--copper)}
.highlight-list{list-style:none;margin:0;padding:0}
.highlight-list li + li{border-top:1px solid var(--line)}
.highlight-item{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:18px;
  padding:14px 2px;
  color:var(--ink);
  text-decoration:none;
}
.highlight-item-title{
  font-size:15px;
  line-height:1.55;
  word-break:keep-all;
  overflow-wrap:anywhere;
}
.highlight-item-date{
  flex:none;
  font-size:12.5px;
  color:var(--ink-soft);
  font-family:var(--font-utility);
}
.highlight-item:hover .highlight-item-title{color:var(--copper);text-decoration:underline}
.highlight-empty{padding:14px 2px;font-size:14px;color:var(--ink-soft)}
.highlight-support{
  display:flex;
  min-width:0;
  flex-direction:column;
  padding:clamp(24px,2.5vw,30px);
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  box-shadow:0 8px 24px rgba(58,99,137,.07);
}
.highlight-support .highlight-head{
  display:block;
  padding:0;
  border-bottom:0;
}
.highlight-support .highlight-head h2{
  margin-top:14px;
  color:var(--copper);
  font-size:21px;
  line-height:1.4;
}
.highlight-support-eyebrow{
  margin:0;
  color:var(--ink-soft);
  font-family:var(--font-utility);
  font-size:12px;
  font-weight:600;
  letter-spacing:.16em;
}
.highlight-support-content{
  display:flex;
  flex:1;
  flex-direction:column;
  align-items:flex-start;
  padding:17px 0 0;
}
.highlight-support-copy{
  margin:0 0 22px;
  color:var(--ink-soft);
  font-size:15px;
  line-height:1.7;
  word-break:keep-all;
}
.highlight-support-button{
  width:100%;
  margin-top:auto;
  padding:13px 18px;
  text-align:center;
}
@media (max-width:980px){
  .news-highlights .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}
  .highlight-support{grid-column:1/-1}
}
@media (max-width:760px){
  .news-highlights .wrap{grid-template-columns:1fr}
  .highlight-support{grid-column:auto}
}

/* ------------------------------------------------------------
   소속 및 협력 기관 로고
   ------------------------------------------------------------ */
.partners{padding:0 0 clamp(34px,4vw,52px)}
.partners .wrap{padding-top:clamp(28px,3.5vw,40px);border-top:1px solid var(--line)}
/* 로고 폭이 제각각이라 균등 그리드에 넣으면 로고 사이 간격이 달라 보입니다.
   flex + gap으로 두면 인접한 로고 사이 거리가 항상 같습니다. */
.partner-list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
  gap:clamp(30px,3.4vw,50px);
}
.partner-list li{
  display:flex;
  flex:0 0 auto;
  min-width:0;
  max-width:100%;
  align-items:center;
  justify-content:center;
}
.partner-logo{
  display:flex;
  min-width:0;
  max-width:100%;
  width:auto;
  align-items:center;
  justify-content:center;
  height:66px;
  filter:none;
  opacity:1;
}
.partner-logo-tall{height:98px}
.partner-logo img{
  display:block;
  max-width:100%;
  max-height:44px;
  width:auto;
  height:auto;
  object-fit:contain;
}
.partner-logo-asrc img{width:180px}
.partner-logo-bk21 img{width:220px}
.partner-logo-koreatest img{width:245px}
.partner-logo-tall img{width:100px;max-height:94px}

/* 한 줄에 넷이 더 들어가지 않는 폭부터 3+1로 외따로 떨어지지 않도록 2+2로 나눕니다. */
@media (max-width:900px){
  .partner-list{
    gap:28px 34px;
  }

  .partner-list li{
    flex:0 0 calc(50% - 17px);
  }
}

@media (max-width:760px){
  .partner-logo{height:60px}
  .partner-logo-tall{height:88px}
  .partner-logo-asrc img{width:170px}
  .partner-logo-bk21 img{width:210px}
  .partner-logo-koreatest img{width:230px}
  .partner-logo-tall img{width:90px;max-height:84px}
}

@media (max-width:600px){
  .partner-list{
    gap:26px;
  }

  .partner-list li{
    flex:0 0 100%;
  }
}

/* ------------------------------------------------------------
   소식 — 카테고리 필터
   ------------------------------------------------------------ */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.filters button{font:inherit;font-size:14px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;cursor:pointer;color:var(--ink-soft)}
.filters button[aria-pressed="true"]{background:var(--copper);color:#fff;border-color:var(--copper)}
.news{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:820px){.news{grid-template-columns:1fr}}
.news li{background:#fff;border:1px solid var(--line);border-radius:6px;padding:22px}
.news li[hidden]{display:none}
.news .cat{font-size:12.5px;color:var(--copper-lt);font-weight:500}
.news time{font-size:13px;color:var(--ink-soft);margin-left:8px}
.news h3{font-size:16.5px;font-weight:500;margin:8px 0 6px}
.news p{font-size:14.5px;color:var(--ink-soft)}
.news li{display:flex;flex-direction:column;padding:0}
.news li.news-card>*{padding:22px}
.news .news-meta{display:flex;align-items:baseline;flex-wrap:wrap}
.news-card-button{
  display:flex;
  flex-direction:column;
  flex:1;
  width:100%;
  font:inherit;
  color:inherit;
  text-align:left;
  background:#fff;
  border:0;
  border-radius:6px;
  cursor:pointer;
  transition:box-shadow .18s ease;
}
.news-card-button h3{margin:8px 0 6px}
.news-card-toggle{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-top:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:13.5px;
  font-weight:500;
  color:var(--copper);
}
.news-card-static{display:flex;flex-direction:column}
.news-card-static h3{margin:8px 0 6px}
.news-card-button:hover .news-card-toggle,
.news-card-button[aria-expanded="true"] .news-card-toggle{color:var(--copper-lt)}
.news li.news-card:has(.news-card-button:hover),
.news li.news-card:has(.news-card-button[aria-expanded="true"]){
  border-color:var(--copper-lt);
}
.news-card-button[aria-expanded="true"] .summary-icon::after{
  transform:translate(-50%,-50%) rotate(0);
}

.news li.news-detail-panel{
  grid-column:1/-1;
  display:block;
  margin:4px 0 6px;
  padding:32px 34px 34px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  box-shadow:0 8px 26px rgba(58,99,137,.08);
  text-align:left;
}
.news li.news-detail-panel[hidden]{display:none}
.news-detail-title{
  font-size:20px;
  font-weight:500;
  margin:10px 0 18px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
  line-height:1.45;
}
.news-detail-body{color:var(--ink-soft);font-size:14.5px;line-height:1.8}
.news-detail-body p{margin:0 0 14px;word-break:break-word}
.news-detail-body p:last-child{margin-bottom:0}
.news-gallery{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:16px;
  margin-top:26px;
}
.news-gallery-single{grid-template-columns:minmax(0,560px)}
.news-gallery-item{
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:7px;
  background:var(--bg-soft);
}
.news-gallery-item img{
  display:block;
  max-width:100%;
  max-height:440px;
  width:auto;
  height:auto;
}
.news-status{font-size:14.5px;color:var(--ink-soft)}
.news li.news-status{
  grid-column:1/-1;
  background:none;
  border:0;
  border-radius:0;
  padding:0;
  box-shadow:none;
}
.news-more-row{display:flex;justify-content:center;margin-top:26px}
.news-more-button{
  font:inherit;
  font-size:14px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:999px;
  padding:9px 22px;
  cursor:pointer;
  color:var(--ink-soft);
}
.news-more-button:hover{border-color:var(--copper);color:var(--copper)}
.news-more-button[hidden]{display:none}
 
/* ------------------------------------------------------------
   연구실 문의
   ------------------------------------------------------------ */
.contact{background:var(--bg-deep);color:#eaf2f9}
.contact h2{color:#fff}
.contact h2::after{background:#7da9cd}
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px}
@media (max-width:820px){.contact .wrap{grid-template-columns:1fr}}
.contact dl{display:grid;grid-template-columns:90px 1fr;row-gap:14px;column-gap:16px;font-size:15.5px}
.contact dt{color:#b9d0e4}
.contact dd a{border-bottom:1px solid #7da9cd}
.contact-lang-en{display:none}
html[lang="en"] .contact-lang-kr{display:none}
html[lang="en"] .contact-lang-en{display:inline}
.contact .map{aspect-ratio:4/3;border:0;border-radius:8px;width:100%;filter:grayscale(.3)}
.contact p{color:#d6e4f0;max-width:48ch;margin-bottom:24px}
 
footer{padding:28px 0;font-size:13.5px;color:var(--ink-soft);border-top:1px solid var(--line)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ------------------------------------------------------------
   홈페이지 핵심 섹션과 접이식 보조 정보
   ------------------------------------------------------------ */
.eyebrow{
  margin-bottom:10px;
  color:var(--copper-lt);
  font-family:var(--font-utility);
  font-size:12px;
  font-weight:500;
  letter-spacing:.12em;
}

.about-overview{
  padding-bottom:clamp(56px,8vw,92px);
}

.about-intro{
  max-width:920px;
  margin:40px 0 36px;
  color:var(--ink);
}

.about-intro-copy p{
  color:var(--ink-soft);
  font-size:16px;
  line-height:1.9;
  word-break:keep-all;
}

.about-intro-copy p + p{
  margin-top:16px;
}

.about-focus{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:10px;
  margin-bottom:32px;
}

.about-focus a{
  position:relative;
  display:flex;
  min-height:92px;
  align-items:center;
  gap:12px;
  overflow:hidden;
  padding:22px 18px 20px;
  border:1px solid var(--line);
  border-radius:6px;
  background:#fff;
  color:var(--ink);
  font-family:var(--font-sans);
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}

/* 연구 분야 섹션의 카드와 같은 상단 강조선 */
.about-focus a::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  right:0;
  height:4px;
  background:var(--line);
  transition:background .2s;
}

.about-focus-index{
  flex:none;
  color:var(--copper-lt);
  font-family:var(--font-utility);
  font-size:18px;
  font-weight:600;
  line-height:1;
  letter-spacing:.02em;
}

.about-focus-name{
  font-size:19px;
  font-weight:600;
  line-height:1.35;
  letter-spacing:-.01em;
  word-break:keep-all;
}

.about-focus a:hover,
.about-focus a:focus-visible{
  border-color:var(--line-mid);
  background:#f5f8fb;
  transform:translateY(-2px);
}

.about-focus a:hover::before,
.about-focus a:focus-visible::before{
  background:var(--copper);
}

/* 번호가 붙으면서 한 칸이 좁아지므로 2단 전환을 조금 이르게 */
@media (max-width:980px){
  .about-focus{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

.area-index,
.item-label{
  display:block;
  margin-bottom:14px;
  color:var(--copper-lt);
  font-family:var(--font-utility);
  font-size:11px;
  font-weight:500;
  letter-spacing:.08em;
}

.featured-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}

.feature-card,
.course-card{
  min-height:180px;
  padding:26px;
  border:1px solid var(--line);
  border-radius:7px;
  background:#fff;
}

.feature-card h3,
.course-card h3{
  margin-bottom:14px;
  font-size:18px;
}

.feature-card p,
.course-card p{
  color:var(--ink-soft);
  font-size:14.5px;
}

.project-grid{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:18px;
}

.project-card{
  display:flex;
  flex:0 1 calc((100% - 36px)/3);
  flex-direction:column;
  min-width:0;
}

.project-card .project-date{
  display:block;
  margin-top:auto;
  padding-top:18px;
  color:var(--ink-soft);
  font-family:"IBM Plex Sans KR",var(--font-sans);
  font-size:12.5px;
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
}

.project-card .item-label,
.tl .project-id{
  font-family:"IBM Plex Sans KR",var(--font-sans);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
}

.project-card .project-agency{
  margin-top:7px;
}

.project-card .project-more{
  align-self:flex-start;
  margin-top:18px;
}

.project-loading,
.project-empty,
.project-error{
  width:100%;
  color:var(--ink-soft);
  font-size:14px;
}

.project-error{
  color:#8a3434;
}

.more-panel{
  margin-top:32px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:transparent;
}

.more-panel summary{
  display:flex;
  min-height:62px;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:0 4px;
  color:var(--copper);
  font-size:15px;
  font-weight:500;
  cursor:pointer;
  list-style:none;
}

.more-panel summary::-webkit-details-marker{
  display:none;
}

.summary-icon{
  position:relative;
  width:18px;
  height:18px;
  flex:none;
}

.summary-icon::before,
.summary-icon::after{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:14px;
  height:1.5px;
  background:currentColor;
  transform:translate(-50%,-50%);
  transition:transform .2s ease;
}

.summary-icon::after{
  transform:translate(-50%,-50%) rotate(90deg);
}

.more-panel[open] .summary-icon::after{
  transform:translate(-50%,-50%) rotate(0);
}

.more-panel-body{
  padding:8px 4px 30px;
  color:var(--ink-soft);
}

.migration-note{
  margin-top:20px;
  font-size:13px;
}

.archive-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}

.archive-grid article{
  padding:22px;
  border:1px solid var(--line);
  border-radius:6px;
}

.archive-grid h3{
  margin-bottom:8px;
  color:var(--ink);
  font-size:17px;
}

.archive-grid p{
  font-size:14px;
}

.achievement-panel + .achievement-panel{
  margin-top:16px;
}

.achievement-link-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}

.achievement-link-grid-three{
  grid-template-columns:repeat(3,minmax(0,1fr));
}

.achievement-link-grid-single{
  grid-template-columns:minmax(0,460px);
}

.achievement-link-card{
  min-height:168px;
  padding:22px;
  border:1px solid var(--line);
  border-radius:6px;
  background:transparent;
  transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease;
}

.achievement-link-card:hover,
.achievement-link-card:focus-visible{
  border-color:var(--line-mid);
  box-shadow:0 8px 24px rgba(58,99,137,.1);
  transform:translateY(-2px);
}

.achievement-link-card h3{
  margin:12px 0 8px;
  color:var(--ink);
  font-size:17px;
}

.achievement-link-card p{
  color:var(--ink-soft);
  font-size:14px;
}

.archive-page-nav{
  border-bottom:1px solid var(--line);
  background:#fff;
}

.archive-page-nav .wrap{
  display:flex;
  min-height:72px;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.archive-page-actions{
  display:flex;
  align-items:center;
  gap:20px;
}

.archive-menu{
  position:relative;
  flex:none;
}

.archive-menu > summary{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:7px 12px;
  border:1px solid var(--line);
  border-radius:6px;
  color:var(--copper);
  font-size:13.5px;
  font-weight:500;
  list-style:none;
  cursor:pointer;
}

.archive-menu > summary::-webkit-details-marker{
  display:none;
}

.archive-menu > summary::after{
  content:"";
  width:7px;
  height:7px;
  margin-top:-4px;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg);
  transition:transform .15s ease;
}

.archive-menu[open] > summary{
  border-color:var(--copper);
  background:#eef3f8;
}

.archive-menu[open] > summary::after{
  margin-top:4px;
  transform:rotate(225deg);
}

.archive-menu-list{
  position:absolute;
  z-index:60;
  top:calc(100% + 10px);
  right:0;
  width:190px;
  padding:8px;
  border:1px solid var(--line);
  border-radius:8px;
  background:#fff;
  box-shadow:0 14px 30px rgba(29,53,75,.14);
  list-style:none;
}

.archive-menu-list a{
  display:block;
  padding:9px 11px;
  border-radius:5px;
  color:var(--ink-soft);
  font-size:13.5px;
}

.archive-menu-list a:hover,
.archive-menu-list a:focus-visible{
  background:#eef3f8;
  color:var(--copper);
}

.archive-back-link{
  color:var(--copper);
  font-size:14px;
  font-weight:500;
}

.archive-page-section{
  min-height:calc(100vh - 72px);
  background:var(--bg-soft);
}

.archive-page-section .wrap{
  padding-top:8px;
}

.archive-page-title{
  margin-bottom:14px;
  color:var(--copper);
  font-size:clamp(32px,4vw,48px);
}

@media (max-width:980px){
  .achievement-link-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width:600px){
  .achievement-link-grid{
    grid-template-columns:1fr;
  }

  .archive-page-nav .brand-logo{
    width:min(160px,44vw);
  }

  .archive-back-link{
    display:none;
  }

  .archive-page-actions{
    gap:10px;
  }

  .archive-menu > summary{
    padding:6px 10px;
  }
}

/* ------------------------------------------------------------
   연구실 지원 안내 페이지
   ------------------------------------------------------------ */
.join-page{background:#fff}
.join-hero{
  padding:clamp(56px,7vw,88px) 0 clamp(64px,8vw,96px);
  background:var(--bg-soft);
}
.join-page-title{
  margin-bottom:clamp(28px,4vw,44px);
  color:var(--copper);
  font-size:clamp(34px,5vw,56px);
}
.join-video{
  position:relative;
  display:block;
  overflow:hidden;
  width:100%;
  aspect-ratio:16/9;
  border:1px solid var(--line);
  border-radius:12px;
  background:linear-gradient(135deg,#dce7f0,#adc7dc);
  box-shadow:0 18px 42px rgba(58,99,137,.14);
}
.join-video img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s ease,filter .3s ease;
}
.join-video-play{
  position:absolute;
  top:50%;
  left:50%;
  width:clamp(64px,8vw,88px);
  aspect-ratio:1;
  border:2px solid rgba(255,255,255,.9);
  border-radius:50%;
  background:rgba(58,99,137,.88);
  box-shadow:0 8px 28px rgba(18,45,69,.28);
  transform:translate(-50%,-50%);
  transition:background .2s ease,transform .2s ease;
}
.join-video-play::after{
  content:"";
  position:absolute;
  top:50%;
  left:53%;
  border-top:10px solid transparent;
  border-bottom:10px solid transparent;
  border-left:16px solid #fff;
  transform:translate(-42%,-50%);
}
.join-video:hover img{filter:brightness(.9);transform:scale(1.015)}
.join-video:hover .join-video-play{background:var(--copper);transform:translate(-50%,-50%) scale(1.06)}
.join-research{background:#fff}
.join-research-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
  margin-top:34px;
}
.join-research-card{
  min-height:150px;
  padding:30px 26px;
  border:1px solid var(--line);
  border-radius:8px;
  background:#fff;
}
.join-research-number{
  display:block;
  margin-bottom:24px;
  color:var(--copper-lt);
  font-family:var(--font-utility);
  font-size:12px;
  letter-spacing:.12em;
}
.join-research-card h3{color:var(--ink);font-size:22px}
.join-information{background:var(--bg-soft)}
.join-info-grid{
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(280px,.75fr);
  gap:24px;
}
.join-info-card{
  padding:clamp(28px,4vw,42px);
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
}
.join-info-card h2{font-size:clamp(24px,3vw,32px)}
.join-info-card h3{
  margin:28px 0 12px;
  color:var(--copper);
  font-size:17px;
}
.join-course-list{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  list-style:none;
}
.join-course-list li{
  padding:7px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#f8fafc;
  color:var(--ink-soft);
  font-size:14px;
}
.join-contact{background:#fff}
.join-contact-card{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:32px;
  padding:clamp(30px,5vw,52px);
  border-radius:12px;
  background:var(--bg-deep);
  color:#eaf2f9;
}
.join-contact-card h2{color:#fff}
.join-contact-card h2::after{background:#7da9cd}
.join-contact-details{
  display:grid;
  grid-template-columns:72px minmax(0,1fr);
  gap:10px 16px;
}
.join-contact-details dt{color:#b9d0e4}
.join-contact-details a{border-bottom:1px solid #7da9cd}
.join-email-button{
  white-space:nowrap;
  border-color:#fff;
  background:#fff;
  color:var(--copper);
}
.join-email-button:hover{background:#eef3f8}

@media (max-width:760px){
  .join-research-grid,
  .join-info-grid{grid-template-columns:1fr}
  .join-contact-card{grid-template-columns:1fr}
  .join-email-button{justify-self:start}
}

@media (prefers-reduced-motion:reduce){
  .join-video img,
  .join-video-play{transition:none}
  .join-video:hover img{transform:none}
}

.member-group{
  margin-top:52px;
  scroll-margin-top:96px;
}

.member-group-heading{
  display:flex;
  align-items:end;
  justify-content:space-between;
  margin-bottom:20px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}

.member-group-heading h3{
  font-size:21px;
}

.person{
  min-width:0;
}

.member-card{
  text-align:center;
}

.member-photo-button{
  display:block;
  width:100%;
  padding:0;
  border:0;
  border-radius:7px;
  background:none;
  font:inherit;
  cursor:pointer;
}

.member-photo-frame{
  position:relative;
  overflow:hidden;
  background:transparent;
}

.member-photo-frame img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center top;
}

.member-photo-placeholder{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#6f91ae;
  font-family:var(--font-utility);
  font-size:clamp(22px,4vw,38px);
  letter-spacing:.06em;
}

.member-photo-frame:not(.is-missing) .member-photo-placeholder{
  display:none;
}

.member-photo-frame.is-missing img{
  display:none;
}

.member-card-photo{
  width:100%;
  aspect-ratio:3/4;
  border-radius:7px;
  transition:box-shadow .18s ease,transform .18s ease;
}

.member-photo-button:hover .member-card-photo,
.member-photo-button:focus-visible .member-card-photo,
.member-photo-button[aria-expanded="true"] .member-card-photo{
  box-shadow:0 10px 26px rgba(58,99,137,.18);
  transform:translateY(-2px);
}

.member-card-name{
  margin-top:13px;
  color:var(--ink);
  font-size:16px;
  font-weight:600;
}

.member-bilingual-name span{
  display:block;
}

.member-name-korean{
  line-height:1.4;
}

.member-name-english{
  margin-top:3px;
  color:var(--ink-soft);
  font-family:"IBM Plex Sans KR",var(--font-sans);
  font-size:12px;
  font-weight:400;
  line-height:1.35;
  letter-spacing:-.025em;
  white-space:nowrap;
}

html[lang="en"] .member-name-korean{
  display:none;
}

html[lang="en"] .member-name-english{
  margin-top:0;
  color:var(--ink);
  font-size:inherit;
  font-weight:600;
  line-height:1.4;
}

.member-card-research{
  max-width:240px;
  margin:7px auto 0;
  color:var(--ink-soft);
  font-size:13.5px;
  line-height:1.65;
  /* 한 줄이든 세 줄이든 항상 두 줄 높이를 차지해 카드 높이가 어긋나지 않습니다. */
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  line-clamp:2;
  min-height:calc(1.65em * 2);
  overflow:hidden;
}

.member-detail-panel{
  grid-column:1/-1;
  display:grid;
  grid-template-columns:150px minmax(0,1fr);
  gap:28px;
  padding:24px;
  border:1px solid var(--line);
  border-radius:10px;
  background:transparent;
  box-shadow:0 8px 26px rgba(58,99,137,.08);
  text-align:left;
}

.member-detail-panel[hidden]{
  display:none;
}

.member-detail-photo{
  width:150px;
  aspect-ratio:3/4;
  border-radius:7px;
}

.member-detail-name{
  margin-bottom:16px;
  color:var(--ink);
  font-size:20px;
}

.member-detail-name .member-name-english{
  font-size:13px;
}

html[lang="en"] .member-detail-name .member-name-english{
  font-size:inherit;
}

.member-profile-fields{
  display:grid;
  gap:10px;
}

.member-profile-field{
  display:grid;
  grid-template-columns:92px minmax(0,1fr);
  gap:16px;
}

.member-profile-field dt{
  color:var(--ink-soft);
  font-family:"IBM Plex Sans KR",var(--font-sans);
  font-size:13px;
  font-weight:500;
  letter-spacing:-.01em;
}

.member-profile-field dd{
  min-width:0;
  color:var(--ink);
  font-size:14px;
  overflow-wrap:anywhere;
}

.member-profile-field a{
  color:var(--copper);
  border-bottom:1px solid var(--line-mid);
}

.member-loading,
.member-empty,
.member-error{
  grid-column:1/-1;
  padding:18px 0;
  color:var(--ink-soft);
  font-size:14px;
}

.member-error{
  color:#8a3434;
}

.member-page-link{
  margin-top:58px;
  text-align:center;
}

.professor-profile{
  display:block;
}

.professor-profile-intro{
  display:grid;
  grid-template-columns:205px minmax(0,1fr);
  gap:40px;
  align-items:start;
}

.professor-photo{
  width:205px;
  max-width:100%;
  aspect-ratio:3/4;
  border-radius:8px;
}

.professor-profile-main{
  min-width:0;
  padding-top:2px;
}

.professor-profile-name{
  margin-bottom:20px;
  color:var(--ink);
  font-size:22px;
  font-weight:600;
  line-height:1.35;
}

.professor-profile-name span{
  display:block;
}

.professor-name-primary{
  white-space:pre-wrap;
}

.professor-name-secondary{
  margin-top:4px;
  color:var(--ink-soft);
  font-family:"IBM Plex Sans KR",var(--font-sans);
  font-size:13px;
  font-weight:400;
  letter-spacing:-.01em;
}

.professor-main-sections{
  display:grid;
  gap:18px;
}

.professor-profile-section{
  padding:0;
}

.professor-profile-section h5{
  margin-bottom:7px;
  color:var(--copper);
  font-family:"IBM Plex Sans KR",var(--font-sans);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
}

.professor-profile-section ul{
  display:grid;
  gap:3px;
  padding:0;
  color:var(--ink-soft);
  font-size:14.5px;
  line-height:1.7;
  list-style:none;
}

.professor-profile-section li{
  overflow-wrap:anywhere;
}

.professor-tag-section ul{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
}

.professor-tag-section li{
  padding:5px 10px;
  border:1px solid var(--line);
  border-radius:999px;
  background:var(--bg-soft);
  color:var(--ink);
  font-size:13px;
  line-height:1.4;
}

.professor-career-section{
  margin-top:30px;
  padding-top:25px;
  border-top:1px solid var(--line);
}

.professor-detail-sections{
  margin-top:26px;
  border-top:1px solid var(--line);
}

.professor-more-body{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:30px 48px;
  padding-top:20px;
}

.professor-contact-section{
  padding:18px 20px;
  border:1px solid var(--line);
  border-radius:7px;
  background:transparent;
}

.professor-awards-section{
  grid-column:1/-1;
}

.professor-awards-section ul{
  columns:2;
  display:block;
  column-gap:48px;
}

.professor-awards-section li{
  margin-bottom:5px;
  break-inside:avoid;
}

.alumni-page-section{
  min-height:calc(100vh - 72px);
  background:var(--bg-soft);
}

.alumni-page-heading{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:28px;
}

.alumni-page-heading .lead{
  margin-bottom:0;
}

.alumni-degree-groups{
  display:grid;
  gap:52px;
  margin-top:52px;
}

.alumni-degree-section{
  padding:0;
}

.alumni-degree-heading{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  margin-bottom:16px;
}

.alumni-degree-heading h2{
  margin:0;
  color:var(--ink);
  font-size:23px;
}

.alumni-degree-heading h2::after{
  display:none;
}

.alumni-card-grid{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:16px;
  align-items:start;
}

.alumni-card{
  min-width:0;
}

.alumni-card-button{
  display:flex;
  width:100%;
  min-height:148px;
  flex-direction:column;
  align-items:flex-start;
  padding:18px 16px;
  border:1px solid var(--line);
  border-radius:7px;
  background:transparent;
  color:inherit;
  font:inherit;
  text-align:left;
  cursor:pointer;
  transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease;
}

.alumni-card-button:hover,
.alumni-card-button:focus-visible,
.alumni-card-button[aria-expanded="true"]{
  border-color:var(--line-mid);
  box-shadow:0 8px 24px rgba(58,99,137,.1);
  transform:translateY(-2px);
}

.alumni-card-name{
  width:100%;
  color:var(--ink);
  font-size:15px;
  font-weight:600;
}

.alumni-card-name .member-name-english{
  font-size:11px;
}

html[lang="en"] .alumni-card-name .member-name-english{
  font-size:14px;
}

.alumni-card-affiliation{
  display:block;
  margin-top:12px;
  min-height:1.55em;
  color:var(--ink-soft);
  font-size:12px;
  line-height:1.55;
  overflow-wrap:anywhere;
}

.alumni-detail-panel{
  grid-column:1/-1;
}

.compact-section{
  padding-top:clamp(64px,8vw,92px);
  padding-bottom:clamp(64px,8vw,92px);
}

.course-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}

.course-list{
  display:grid;
  gap:8px;
}

.course-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:13px 0;
  border-top:1px solid var(--line);
  color:var(--ink);
  font-size:15px;
  font-weight:500;
  transition:color .15s ease;
}

.course-link:hover,
.course-link:focus-visible{
  color:var(--copper);
}

.course-link-arrow{
  flex:none;
  color:var(--copper-lt);
  font-family:var(--font-utility);
  font-size:13px;
}

.course-loading,
.course-empty,
.course-error{
  color:var(--ink-soft);
  font-size:14px;
}

.course-error{
  color:#8a3434;
}

@media (max-width:1050px){
  .people,
  .alumni-card-grid{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}

@media (max-width:820px){
  .archive-grid{
    grid-template-columns:1fr;
  }

  .about-focus{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .featured-grid{
    grid-template-columns:1fr;
  }

  .feature-card{
    min-height:0;
  }

  .project-card{
    flex-basis:calc((100% - 18px)/2);
  }
}

@media (max-width:720px){
  .people,
  .alumni-card-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:30px 24px;
  }

  .member-detail-panel{
    grid-template-columns:1fr;
  }

  .member-detail-photo{
    width:min(180px,55vw);
  }

  .professor-profile-intro{
    grid-template-columns:1fr;
    gap:28px;
  }

  .professor-photo{
    width:min(200px,58vw);
  }

  .professor-profile-main{
    padding-top:0;
  }

  .professor-more-body{
    grid-template-columns:1fr;
  }

  .professor-awards-section{
    grid-column:auto;
  }

  .professor-awards-section ul{
    columns:1;
  }

  .alumni-page-heading{
    display:block;
  }

  .alumni-page-heading .publication-total{
    margin-top:18px;
  }

}

@media (max-width:480px){
  .people,
  .alumni-card-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:24px 14px;
  }

  .member-card-name{
    font-size:14px;
  }

  .member-card-research{
    font-size:12.5px;
  }

  .member-detail-panel{
    padding:20px;
  }

  .news li.news-detail-panel{
    padding:22px 20px 24px;
  }

  .news-detail-title{
    font-size:18px;
  }

  .news-gallery{
    grid-template-columns:1fr;
  }

  .member-profile-field{
    grid-template-columns:1fr;
    gap:3px;
  }
}

@media (max-width:600px){
  .about-focus,
  .course-grid{
    grid-template-columns:1fr;
  }

  .project-card{
    flex-basis:100%;
  }
}

/* 캐시가 섞여도 하위 메뉴가 상단 가로 목록으로 펼쳐지지 않도록 선택자를 강화합니다. */
.nav .site-nav .menu{
  display:flex;
}

.nav .site-nav .submenu{
  position:absolute;
  display:block;
  opacity:0;
  visibility:hidden;
}

.nav .site-nav .menu-item:hover > .submenu,
.nav .site-nav .menu-item:focus-within > .submenu,
.nav .site-nav .menu-item.open > .submenu{
  opacity:1;
  visibility:visible;
}

/* 토글을 다시 눌러 접은 상태는 hover/focus보다 우선합니다. */
.nav .site-nav .menu-item.is-collapsed > .submenu{
  opacity:0;
  visibility:hidden;
}

@media (max-width:1060px){
  .nav .site-nav .menu{
    display:block;
  }

  .nav .site-nav .submenu{
    position:static;
    display:none;
    opacity:1;
    visibility:visible;
  }

  .nav .site-nav .menu-item.open > .submenu{
    display:block;
  }
}



/* ------------------------------------------------------------
   교체 가능한 이미지 슬롯
   ------------------------------------------------------------ */
.hero-media{
  width:100%;
  aspect-ratio:4 / 3;
  margin:0;
  overflow:hidden;
  border:1px solid rgba(58,99,137,.22);
  border-radius:8px;
  background:#e8eef3;
  box-shadow:0 20px 46px rgba(45,79,110,.12);
}

.image-slot{
  position:relative;
}

.image-slot > img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.image-slot:not(.is-missing) .image-placeholder{
  display:none;
}

.image-slot.is-missing > img{
  display:none;
}

.image-placeholder{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:24px;
  color:var(--copper);
  text-align:center;
  background:
    linear-gradient(rgba(255,255,255,.72),rgba(255,255,255,.72)),
    linear-gradient(#cfdae4 1px,transparent 1px),
    linear-gradient(90deg,#cfdae4 1px,transparent 1px);
  background-size:auto,28px 28px,28px 28px;
}

.image-placeholder strong{
  font-size:clamp(18px,2vw,26px);
}

.image-placeholder small{
  color:var(--ink-soft);
  font-family:var(--font-utility);
  font-size:12px;
}

.placeholder-label{
  color:var(--copper-lt);
  font-family:var(--font-utility);
  font-size:11px;
  letter-spacing:.12em;
}

.about-details .more-panel-body{
  padding-top:24px;
  padding-bottom:42px;
}

.about-article{
  max-width:920px;
  color:var(--ink);
}

.about-article p{
  margin-top:1.35em;
  color:var(--ink-soft);
  line-height:1.9;
  word-break:keep-all;
}

.about-article a{
  color:var(--copper);
  text-decoration:underline;
  text-underline-offset:3px;
}

.content-image{
  min-height:230px;
  margin:0;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:6px;
  background:var(--bg-soft);
}

.content-image-wide{
  width:100%;
  min-height:0;
  aspect-ratio:597 / 255;
  margin-bottom:34px;
}

.content-image-wide > img{
  object-fit:contain;
}

.about-image-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin:36px 0;
}

@media (max-width:720px){
  .about-image-grid{
    grid-template-columns:1fr;
  }

  .content-image{
    min-height:260px;
  }
}

@media (max-width:600px){
  .area{
    border-right:0;
  }
}